Use your phone as a microphone and the phone's of your audience as speakers. Broadcast to nearby phones.

Use the SoundBird app at in-person and virtual events. Popular uses include outdoor sports, tours, speeches, classes, or any situation where there is an audience with phones. SoundBird replaces a traditional microphone in many situations.

Stream video of your event live! Use the video broadcast feature to show the most important parts of your event up close.

Use the schedule broadcast feature to post your event. Potential listeners can follow your broadcast and be notified when it starts.

SoundBird uses location proximity and profiles so no links are needed.

Amplify your voice with SoundBird.

Terms of service:
From version SoundBird 37.0.3:

Video Broadcasting and Unlimited Subscription